oj.uz

답안 #567129

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
567129 2022-05-23T08:18:54 Z almothana05 Kitchen (BOI19_kitchen) C++14
51 / 100
 63 ms 50320 KB 
#include<bits/stdc++.h>
#define mod 1000000007
#define inf 100000000000000000
using namespace std;
vector<int>num, chef , pow2;
pair<int ,int>mask[40000];
int sub[400][300 * 400];
void im(){
   cout << "Impossible\n";
}
string bi(int x){
   string cmp;
   while(x){
      if(x % 2 == 0){
         cmp += '0';
      }
      else{
         cmp += '1';
      }
      x /= 2;
   }
   return cmp;
}
int main(){
   // ios_base::sync_with_stdio(false);
   // cin.tie(NULL);
   for(int i = 1; i < 1000000 ; i *= 2){
      pow2.push_back(i);
   }
   int menge,  numm , nummer , koch , mini , re = 0 , rechner = 0;
   cin >> menge >> koch >> mini;
   if(koch < mini){
      im();
      return 0;
   }
   for(int i = 0 ; i < menge ; i++){
      cin >> numm;
      re += numm;
      num.push_back(numm);
      if(numm < mini){
         im();
         return 0;
      }
   }
   for(int i = 0 ; i < koch ; i++){
      cin >> numm;
      rechner += numm;
      chef.push_back(numm);
   }
   ///////////////////////////////////////////////////////////////////////////////////////////
   if(mini == 1){
      sub[0][0] = 1;
      for(int i = 0 ; i < koch ; i++){
         for(int j = 0 ; j <= i * 300 ; j++){
            if(sub[i][j] == 1){
               sub[i + 1][j] = 1;
               sub[i + 1][j + chef[i]] = 1;
            // cout << "ja\n";
            }
         }
         // cout << "\n";
      }
      int erg = -1;
      for(int i = rechner - re ; i >= 0 ; i--){
         if(sub[koch][i] == 1){
            erg = rechner - re - i;
            break;   
         }
      }
      if(erg == -1){
         im();
         return 0;
      }
      else{
         cout << erg << "\n";
      }
      return 0;
   }
   mask[0] = {menge * mini , re};
   string s;
   for(int i = 1 ; i < pow2[koch] ; i++){
      s = bi(i);
      for(int j = 0 ; j < s.size() ; j++){
         if(s[j] == '1'){
            mask[i] = mask[i - pow2[j]];
            mask[i].first -= min(menge , chef[j]);
            mask[i].second -= chef[j];
         }
      }
   }
   int erg = mod;
   for(int i = 0 ; i < pow2[koch] ; i++){
      if(mask[i].first <= 0 && mask[i].second <= 0){
         erg = min(erg , -mask[i].second);
      }
   }
   if(erg == mod){
      im();
      return 0;
   }
   assert(erg>= 0);
   cout << erg << "\n";
}

Compilation message

kitchen.cpp: In function 'int main()':
kitchen.cpp:83:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   83 |       for(int j = 0 ; j < s.size() ; j++){
      |                       ~~^~~~~~~~~~
kitchen.cpp:30:23: warning: unused variable 'nummer' [-Wunused-variable]
   30 |    int menge,  numm , nummer , koch , mini , re = 0 , rechner = 0;
      |                       ^~~~~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct

Subtask #2
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 5 ms 468 KB Output is correct
10 Correct 5 ms 468 KB Output is correct
11 Correct 5 ms 468 KB Output is correct
12 Correct 6 ms 468 KB Output is correct
13 Correct 6 ms 468 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 36 ms 35220 KB Output is correct
2 Correct 23 ms 26588 KB Output is correct
3 Correct 50 ms 31004 KB Output is correct
4 Correct 63 ms 50124 KB Output is correct
5 Correct 56 ms 50320 KB Output is correct
6 Correct 24 ms 21776 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 11 ms 980 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 5 ms 468 KB Output is correct
10 Correct 5 ms 468 KB Output is correct
11 Correct 5 ms 468 KB Output is correct
12 Correct 6 ms 468 KB Output is correct
13 Correct 6 ms 468 KB Output is correct
14 Correct 36 ms 35220 KB Output is correct
15 Correct 23 ms 26588 KB Output is correct
16 Correct 50 ms 31004 KB Output is correct
17 Correct 63 ms 50124 KB Output is correct
18 Correct 56 ms 50320 KB Output is correct
19 Correct 24 ms 21776 KB Output is correct
20 Runtime error 11 ms 980 KB Execution killed with signal 11
21 Halted 0 ms 0 KB -